Wind turbine rotary electric machine, wind turbine, and method of assembling a rotary electric machine to a wind turbine

A wind turbine rotary electric machine comprising:

• a first active part including:
• a plurality of axial first active segments arranged about an axis of rotation, and
• a first tubular structure which:
• (i) extends about the axis of rotation, (ii) supports the axial first active segments, and (ii) is divided into a plurality of first sectors connected to one another and configured to fit to a frame of a wind turbine;
• and
• a rotary mechanical assembly including:
• a sleeve configured to fit to the frame of the wind turbine,
• a hub configured to:
• (i) fit to the sleeve, (ii) extend inside and outside the sleeve, and (iii) rotate about the axis of rotation, and
• a bearing configured to withstand radial forces and axial forces, said bearing being located between the hub and the sleeve.

An electric energy producing wind turbine comprising:

• a frame;
• a blade assembly;
• and
• a rotary electric machine directly connected to the frame and the blade assembly, said rotary electric machine including:
• a first active part including:
• a plurality of axial first active segments arranged about an axis of rotation, and
• a first tubular structure which:
• (i) extends about the axis of rotation, (ii) supports the axial first active segments, and (ii) is divided into a plurality of first sectors connected to one another and configured to fit to the frame, and
• a rotary mechanical assembly including:
• a sleeve configured to fit to the frame,
• a hub configured to:
• (i) fit to the sleeve, (ii) extend inside and outside the sleeve, and (iii) rotate about the axis of rotation, and
• a bearing configured to withstand radial forces and axial forces, said bearing being located between the hub and the sleeve

A method of assembling a rotary electric machine, the method comprising:

• assembling a rotary mechanical assembly configured to rotate about an axis of rotation of the rotary electric machine to a frame of a wind turbine, said a rotary mechanical assembly including:
• a sleeve configured to fit to the frame, a hub configured to:
• (i) fit to the sleeve, (ii) extend inside and outside the sleeve, and (iii) rotate about the axis of rotation, and a bearing configured to withstand radial forces and axial forces, said bearing being located between the hub and the sleeve;
• and
• assembling, about the axis of rotation, a first sector fitted to a first radial structure and a second sector fitted to a second radial structure to the rotary mechanical assembly to respectively form a first tubular structure and a second tubular structure, said first tubular structure and the second tubular structure being coaxial with each other.